1. Introduction
This manual provides detailed instructions for the safe and efficient installation, operation, and maintenance of your Lepro 4-inch Canless LED Recessed Lights. These ultra-thin downlights are designed for modern living spaces, offering high brightness, energy efficiency, and a long lifespan.
Key Features:
- Simple Installation: Comes with junction boxes and a 1:1 hole template for easy setup.
- High Brightness & Energy Saving: 750 lumens with only 10 watts consumption, saving up to 85% in energy costs.
- Ultra-thin Design: Requires only 2 inches of ceiling space, ideal for narrow ceilings.
- Eyes Friendly & Dimmable: Flicker-free and noise-free, compatible with most dimmer switches (10%-100% dimming).
- Long Lifespan: Rated for 50,000 hours, equivalent to 45 years of typical use.
- Highest Safety Standards: Energy Star, ETL, and FCC certified for safety and quality.
Safety Information:
Always turn off the power at the circuit breaker before beginning any electrical work. Ensure all connections are secure and comply with local electrical codes. If you are unsure about any part of the installation, consult a qualified electrician. This product is designed for indoor use only.
2. Product Overview
The Lepro 4-inch Canless LED Recessed Light package includes the LED downlights and their integrated junction boxes, designed for direct installation without the need for traditional recessed cans.
Components:
- 4-inch Canless LED Recessed Light fixtures
- Integrated Junction Boxes
- 1:1 Hole Template (for cutting ceiling opening)

Image: Overview of the Lepro 4-inch Canless LED Recessed Light and its accompanying junction box.

Image: Visual representation of key product features including color temperature, brightness, dimmability, lifespan, wattage, and color rendering index.
3. Setup (Installation)
Follow these steps for a simple and secure installation of your recessed lights:
- Cut a Hole: Use the provided 1:1 hole template to mark and cut a 4.65-inch diameter hole in your ceiling. Ensure there are no obstructions like joists or pipes in the ceiling space.
- Connect Wiring: Open the junction box and connect the household electrical wires to the corresponding wires inside the junction box (typically black to black, white to white, and ground to ground). Secure connections with wire nuts.
- Place Junction Box: Tuck the connected junction box through the cut hole into the ceiling space.
- Connect Light Fixture: Connect the cable from the LED light fixture to the cable from the junction box. Ensure the connection is firm.
- Secure Light: Push the spring clips on the sides of the light fixture upwards and insert the fixture into the ceiling hole. The spring clips will automatically secure the light against the ceiling.
- Restore Power: Turn the power back on at the circuit breaker.

Image: Step-by-step visual guide for installing the recessed lights, from cutting the hole to securing the fixture.

Image: Detailed view of how to connect the light fixture to the junction box.
Video: This video demonstrates the installation process of the 4-inch recessed light, including connecting the junction box and securing the light fixture into the ceiling.
4. Operating Instructions
Your Lepro recessed lights are designed for simple operation and enhanced functionality.
Turning On/Off:
The lights are controlled by your standard wall switch. Simply toggle the switch to turn the lights on or off.
Dimmable Functionality:
These lights are compatible with most standard dimmer switches, allowing you to adjust the brightness from 10% to 100%. This feature provides flexibility to create the desired ambiance in any room.

Image: Illustration showing the dimming range of the recessed lights from minimum (10%) to maximum (100%) brightness.

Image: A compatibility chart listing various dimmer switch models from popular brands like Lutron, Leviton, and Eaton that work with these lights.
Video: This video demonstrates the dimmable feature of the recessed lights, showing the smooth transition from low to high brightness.
5. Maintenance
The Lepro 4-inch Canless LED Recessed Lights are designed for minimal maintenance due to their long lifespan and durable construction.
Cleaning:
To clean the light fixture, ensure the power is off at the circuit breaker. Use a soft, dry cloth to gently wipe the surface. Do not use abrasive cleaners or solvents, as they may damage the finish or electrical components.
Lifespan:
These LED lights have an impressive lifespan of up to 50,000 hours. This means that under normal usage (approximately 3 hours per day), the lights can last for over 45 years, significantly reducing the need for frequent replacements.

Image: Diagram highlighting the high-quality components such as the aluminum body, stable snap springs, and high-output LEDs that contribute to the product's long lifespan.
6. Troubleshooting
If you encounter any issues with your Lepro recessed lights, please refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on | No power to the fixture; Loose wiring connection; Faulty light fixture. | Check circuit breaker; Verify all wire connections are secure; Test with a known working fixture if possible. |
| Light flickers or dims inconsistently | Incompatible dimmer switch; Loose wiring connection; Overloaded circuit. | Ensure dimmer switch is LED compatible (refer to compatibility list); Check wiring connections; Reduce the number of lights on the circuit. |
| Light makes humming noise | Incompatible dimmer switch. | Replace dimmer switch with a high-quality LED compatible dimmer. |
If the problem persists after trying these solutions, please contact Lepro customer support for further assistance.
7. Specifications
Detailed technical specifications for the Lepro 4-inch Canless LED Recessed Light:
| Specification | Value |
|---|---|
| Brand | Lepro |
| Model Number | 170003-DW-US-12 |
| Color | White |
| Material | Aluminum, Plastic |
| Light Fixture Form | Recessed |
| Product Dimensions | 4.65"L x 4.64"W x 0.55"H |
| Indoor/Outdoor Usage | Indoor |
| Power Source | Corded Electric |
| Light Source Type | LED |
| Voltage | 120 Volts |
| Light Color | White (5000 Kelvin Daylight) |
| Shape | Round |
| Number of Items | 12 |
| Wattage | 10 watts |
| Brightness | 750 Lumen |
| Mounting Type | Ceiling Mount |
| Lifespan | 50,000 Hours |
| Certifications | Energy Star, ETL, FCC |
8. Warranty and Support
Warranty Information:
Lepro provides a 5-year warranty for these canless LED recessed lights, ensuring high quality and peace of mind. This warranty covers defects in materials and workmanship under normal use.

Image: Visual representation of product certifications (ETL, FCC, Energy Star) and the 5-year warranty.
Customer Support:
For any questions, technical assistance, or warranty claims, please contact Lepro customer support. Refer to the contact information provided with your product packaging or visit the official Lepro website for support details.
You can also refer to the official User Guide PDF for additional information: Lepro 4-inch Recessed Light User Guide (PDF)





